package com.sky.mapper;

import com.sky.entity.Orders;
import com.sky.entity.User;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.Map;

@Mapper
public interface UserMapper {
    /**
     * 根据openid查询用户
     * @param openid
     * @return
     */
    @Select("select * from user where openid=#{openid}")
    User getBYOpenid(String openid);
    /**
     * 插入数据
     * @param user
     */
    void insert(User user);

    /**
     * 根据订单号查询订单
     * @param orderNumber
     */
    @Select("select * from orders where number = #{orderNumber}")
    Orders getByNumber(String orderNumber);


    /**
     * 根据id查询用户
     * @param userId
     * @return
     */
    @Select("select * from user where id = #{userId}")
    User getById(Long userId);

    /**
     * 根据条件统计用户数量
     * @param map
     * @return
     */

    Integer countByMap(Map<String, Object> map);
}
